The Neyyar reservoir is easily navigable and extends 9.06 sq. km. The vegetation varies from tropical wet evergreen to grasslands. Agasthyakoodam of 1890 meters elevation is in this sanctuary.
Elephants, gaur, sloth bear, Nilgiri Tahr, jungle cat, wild boar, Nilgiri Langur etc. are seen. A crocodile breeding center, deer farm and lion safari park are the main attractions near the dam site.